diff options
Diffstat (limited to 'libjava/classpath/native/jni/gtk-peer/gtk_jawt.c')
| -rw-r--r-- | libjava/classpath/native/jni/gtk-peer/gtk_jawt.c | 203 |
1 files changed, 203 insertions, 0 deletions
diff --git a/libjava/classpath/native/jni/gtk-peer/gtk_jawt.c b/libjava/classpath/native/jni/gtk-peer/gtk_jawt.c new file mode 100644 index 000000000..72130376f --- /dev/null +++ b/libjava/classpath/native/jni/gtk-peer/gtk_jawt.c @@ -0,0 +1,203 @@ +/* gtk_jawt.c -- GTK implementation of classpath_jawt.h + Copyright (C) 2005 Free Software Foundation, Inc. + + This file is part of GNU Classpath. + + GNU Classpath is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2, or (at your option) + any later version. + + GNU Classpath is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU General Public License + along with GNU Classpath; see the file COPYING. If not, write to the + Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA + 02110-1301 USA. + + Linking this library statically or dynamically with other modules is + making a combined work based on this library. Thus, the terms and + conditions of the GNU General Public License cover the whole + combination. + + As a special exception, the copyright holders of this library give you + permission to link this library with independent modules to produce an + executable, regardless of the license terms of these independent + modules, and to copy and distribute the resulting executable under + terms of your choice, provided that you also meet, for each linked + independent module, the terms and conditions of the license of that + module. An independent module is a module which is not derived from + or based on this library. If you modify this library, you may extend + this exception to your version of the library, but you are not + obligated to do so. If you do not wish to do so, delete this + exception statement from your version. */ + + +#include "gtkpeer.h" +#include <gtk/gtk.h> +#include <gdk/gdkx.h> +#include "classpath_jawt.h" + +jint +classpath_jawt_get_awt_version () +{ + return CLASSPATH_JAWT_VERSION; +} + +/* Does not require locking: meant to be called after the drawing + surface is locked. */ +Display* +classpath_jawt_get_default_display (JNIEnv* env, jobject canvas) +{ + GdkDisplay *display; + Display *xdisplay; + GtkWidget *widget; + void *ptr; + jobject peer; + jclass class_id; + jmethodID method_id; + + /* retrieve peer object */ + class_id = (*env)->GetObjectClass (env, canvas); + + method_id = (*env)->GetMethodID (env, class_id, + "getPeer", + "()Ljava/awt/peer/ComponentPeer;"); + + peer = (*env)->CallObjectMethod (env, canvas, method_id); + + ptr = gtkpeer_get_widget (env, peer); + + widget = GTK_WIDGET (ptr); + + if (GTK_WIDGET_REALIZED (widget)) + { + display = gtk_widget_get_display (widget); + + xdisplay = GDK_DISPLAY_XDISPLAY (display); + + return xdisplay; + } + else + return NULL; +} + +/* Does not require locking: meant to be called after the drawing + surface is locked. */ +VisualID +classpath_jawt_get_visualID (JNIEnv* env, jobject canvas) +{ + GtkWidget *widget; + Visual *visual; + void *ptr; + jobject peer; + jclass class_id; + jmethodID method_id; + + class_id = (*env)->GetObjectClass (env, canvas); + + method_id = (*env)->GetMethodID (env, class_id, + "getPeer", + "()Ljava/awt/peer/ComponentPeer;"); + + peer = (*env)->CallObjectMethod (env, canvas, method_id); + + ptr = gtkpeer_get_widget (env, peer); + + widget = GTK_WIDGET (ptr); + + if (GTK_WIDGET_REALIZED (widget)) + { + visual = gdk_x11_visual_get_xvisual (gtk_widget_get_visual (widget)); + g_assert (visual != NULL); + + return visual->visualid; + } + else + return (VisualID) NULL; +} + +/* Does not require locking: meant to be called after the drawing + surface is locked. */ +int +classpath_jawt_get_depth (JNIEnv* env, jobject canvas) +{ + GtkWidget *widget; + GdkVisual *visual; + void *ptr; + jobject peer; + jclass class_id; + jmethodID method_id; + + class_id = (*env)->GetObjectClass (env, canvas); + + method_id = (*env)->GetMethodID (env, class_id, + "getPeer", + "()Ljava/awt/peer/ComponentPeer;"); + + peer = (*env)->CallObjectMethod (env, canvas, method_id); + + ptr = gtkpeer_get_widget (env, peer); + + widget = GTK_WIDGET (ptr); + + if (GTK_WIDGET_REALIZED (widget)) + { + visual = gtk_widget_get_visual (widget); + g_assert (visual != NULL); + + return visual->depth; + } + else + return (VisualID) NULL; +} + +/* Does not require locking: meant to be called after the drawing + surface is locked. */ +Drawable +classpath_jawt_get_drawable (JNIEnv* env, jobject canvas) +{ + GtkWidget *widget; + int drawable; + void *ptr; + jobject peer; + jclass class_id; + jmethodID method_id; + + class_id = (*env)->GetObjectClass (env, canvas); + + method_id = (*env)->GetMethodID (env, class_id, + "getPeer", + "()Ljava/awt/peer/ComponentPeer;"); + + peer = (*env)->CallObjectMethod (env, canvas, method_id); + + ptr = gtkpeer_get_widget (env, peer); + + widget = GTK_WIDGET (ptr); + + if (GTK_WIDGET_REALIZED (widget)) + { + drawable = GDK_DRAWABLE_XID (widget->window); + + return drawable; + } + else + return (Drawable) NULL; +} + +jint +classpath_jawt_lock () +{ + gdk_threads_enter (); + return 0; +} + +void +classpath_jawt_unlock () +{ + gdk_threads_leave (); +} |